International Tax Guides for Expats

Tax can be one of the most stressful and difficult concerns when you move abroad. With tax residency criteria to interpret, special tax regimes and treaties on top of navigating tax systems in a different language, it's easy to make mistakes. We've created this library of information and guidance on a range of tax subjects for people living abroad, whatever your nationality.

If you're still unsure about any aspect of your taxes and need personalised help, request an introduction to an international tax expert from our trusted partner network.

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Browse our international tax guides

man with phone at laptop writing on a notepad
British

US and UK tax explained for UK citizens living in the USA

This article explains how UK and US tax systems interact for UK citizens living in America. It covers residency rules, double taxation relief, pensions, investments and key reporting obligations, ...

USA
asian man in suit working on laptop
Everyone

Non-Dom tax advice and changes to the UK Non-Dom tax rules

If you are a non-dom or expat living in the UK this article explains your tax situation, including information about the Remittance Basis of taxation and other matters that affect non-doms living in ...

United Kingdom
Remittance Basis of Taxation for UK Non-Doms up to 6 April 2025
Everyone

Remittance Basis of Taxation for UK Non-Doms up to 6 April 2025

Please note this article is relevant only to the tax years before 6 April 2025. From 6 April 2025 onwards, the remittance basis regime will be abolished and will be replaced by the Foreign Income and ...

United Kingdom
Professional man in a suit holding a clipboard talking
Everyone

What is Domicile and why does it matter?

A lack of understanding, or making assumptions when it comes to your tax liability can have serious financial consequences. This article provides a clear breakdown of what Domicile actually is and ...

United Kingdom
'Domicile of Choice' and losing your 'Domicile of Origin'
British

'Domicile of Choice' and losing your 'Domicile of Origin'

Your domicile of origin is, in most circumstances, the country where you were born. Knowing where you are domiciled is vital when it comes to various tax rules and it might be possible to lose your ...

United Kingdom
yacht sailing on spanish coastline
Everyone

Spanish Wealth Tax explained for foreign nationals and expats in Spain

In this guide, we’ll give you an overview of how to figure out if Spanish wealth tax applies to you, and the advice to seek if it does.

Spain
tax-in-india-for-expats
Everyone

What is your residency status?

I live abroad and travel a lot, what is my residency status?

Everywhere
Portugal Tram
Everyone

Tax Incentive for Scientific Research and Innovation (IFICI) Tax Regime Explained

Portugal’s new Tax Incentive for Scientific Research and Innovation (commonly referred to as NHR 2.0) was introduced in December 2024 as an approach to attracting highly skilled professionals into ...

Portugal
Brandenburg gate in sunshine
Everyone

German Tax Guide for expats and foreign nationals

A comprehensive guide to the German tax system for expats living in Germany. It explains how to determine your German tax residence status, income tax rates, how to pay taxes and what other taxes may ...

Germany
How to avoid the most common tax mistakes made by non-UK residents
British

How to avoid the most common tax mistakes made by non-UK residents

Every year British expats continue to make the same expensive tax mistakes and assumptions. Read our guide on how to avoid making the most common expat tax mistakes and save yourself money and stress ...

Everywhere
How to complete a UK Tax Return (SA100) as a non-resident
British

How to complete a UK Tax Return (SA100) as a non-resident

We've compiled this guide for expats to help you understand how to complete a UK tax return as a non-resident, including the forms you will need and when to seek assistance.

United Kingdom
What does it mean to revoke the Foreign Earned Income Exclusion?
American

What does it mean to revoke the Foreign Earned Income Exclusion?

To revoke the Foreign Earned Income Exclusion (FEIE) means that you will stop using this option when you submit your US tax return.

USA
Can I switch from the Foreign Earned Income Exclusion to Foreign Tax Credit?
American

Can I switch from the Foreign Earned Income Exclusion to Foreign Tax Credit?

I'm filing my taxes and I'm not sure which tax break to apply, can I switch from FEIE to FTC?

USA
How can I keep my tax exposure low when moving from the US to the UK?
American

How can I keep my tax exposure low when moving from the US to the UK?

I'm American but I'm planning to move to the UK in the near future. What can I do to minimize my tax exposure both in the UK and the US?

United Kingdom
How can you avoid US tax on foreign income as a US expat?
American

How can you avoid US tax on foreign income as a US expat?

As an American living abroad, how do I avoid US tax on foreign income?

Everywhere
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